UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JK1Bt3619jCby19eGP4BzqqU+mYGoLUuoipAUWTX2TA=' 
WHERE 
  key_id = '968e8acbfec65415e4b7ccf59495e3accefea1f07f7202c74f781e6ff5ceec5b' 
  AND (
    token = 'JK1Bt3619jCby19eGP4BzqqU+mYGoLUuoipAUWTX2TA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )